Order of Operations

Front

What is the Order of Operations?

Back

A set of rules that determines the sequence in which calculations are performed in a mathematical expression.

Tags

CCSS.7.NS.A.3

Front

What does PEMDAS stand for?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Tags

CCSS.6.EE.A.1

Front

Evaluate: 3 + 5 × 2

Back

13 (First multiply 5 × 2 = 10, then add 3 = 13).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

Evaluate: (8 - 3) × 4

Back

20 (First subtract 8 - 3 = 5, then multiply 5 × 4 = 20).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the first step in the Order of Operations?

Back

Perform calculations inside Parentheses.

Tags

CCSS.6.EE.A.2C

Front

Evaluate: 6 + 2 × (3 + 1)

Back

14 (First calculate inside parentheses: 3 + 1 = 4, then 2 × 4 = 8, and finally 6 + 8 = 14).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

Evaluate: 10 - 2² + 3

Back

9 (First calculate the exponent: 2² = 4, then 10 - 4 + 3 = 9).

Tags

CCSS.7.NS.A.3

Front

What is the result of 7 - 3 × 2 + 1?

Back

2 (First multiply: 3 × 2 = 6, then 7 - 6 + 1 = 2).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

Evaluate: 5 × (2 + 3) - 4

Back

21 (First calculate inside parentheses: 2 + 3 = 5, then 5 × 5 - 4 = 25 - 4 = 21).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the role of Exponents in the Order of Operations?

Back

Exponents are calculated after Parentheses but before Multiplication and Division.

Tags

CCSS.6.EE.A.1